import 'package:flutter/material.dart';
class ListPage extends StatelessWidget {
  const ListPage({Key key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('list'),
        centerTitle: true,
      ),
      body: Center(
        child: Text('list')
      )
    ); 
  }
}